Seventy years of Hall-Petch, ninety years of superplasticity and a generalized approach to the effect of grain size on flow stress

RB Figueiredo, M Kawasaki, TG Langdon - Progress in Materials Science, 2023 - Elsevier
The grain size, and therefore the grain boundary density, is known to play a major role in the
flow stress of metallic materials. A linear relationship to the inverse of the square root of the …

[HTML][HTML] Corrosion behavior of severely plastically deformed Mg and Mg alloys

A Bahmani, M Lotfpour, M Taghizadeh… - Journal of Magnesium and …, 2022 - Elsevier
Magnesium (Mg) alloys have several advantages, such as low density, high specific strength
and biocompatibility. However, they also suffer weak points, such as high corrosion, low …

[HTML][HTML] Effect of grain size on the mechanical properties and bio-corrosion resistance of pure magnesium

Z Savaedi, H Mirzadeh, RM Aghdam… - Journal of Materials …, 2022 - Elsevier
In addition to grain size, the mechanical properties and corrosion resistance of magnesium
alloys depend on other factors such as texture, distribution of alloying elements, and …

All-organic superhydrophobic coating with anti-corrosion, anti-icing capabilities and prospective marine atmospheric salt-deliquesce self-coalesce protective …

B Zhang, M Qiao, W Xu, B Hou - Journal of Industrial and Engineering …, 2022 - Elsevier
Water-repellent and interfacial non-wetting superhydrophobicity has great potential to
address corrosion/icing-induced material-deterioration problems. Herein, an all-organic …

Effect of hierarchical precipitates on corrosion behavior of fine-grain magnesium-gadolinium-silver alloy

B Xu, J Sun, J Han, Z Yang, H Zhou, L **ao, S Xu… - Corrosion …, 2022 - Elsevier
An equal channel angular pressing (ECAP) process is used to obtain a fine-grain
magnesium-gadolinium-silver alloy, and hierarchical precipitates embedded in the fine …

A good combination of ductility, strength, and corrosion resistance of fine-grained ZK60 magnesium alloy produced by repeated upsetting process for biodegradable …

N Fakhar, M Sabbaghian - Journal of Alloys and Compounds, 2021 - Elsevier
Abstract The Repeated Upsetting (RU) as a powerful severe plastic deformation technique
to produce fine-grained thick plates was investigated in the present research. The evolution …

In vitro and in vivo studies on ultrafine-grained biodegradable pure Mg, Mg–Ca alloy and Mg–Sr alloy processed by high-pressure torsion

W Li, X Liu, Y Zheng, W Wang, W Qiao… - Biomaterials …, 2020 - pubs.rsc.org
High-pressure torsion (HPT) can refine the microstructure and consequently modify the
properties, such as mechanical and corrosion properties, of Mg and its alloys …

[HTML][HTML] An overview of the effect of grain size on mechanical properties of magnesium and its alloys

AP Carvalho, RB Figueiredo - Materials Transactions, 2023 - jstage.jst.go.jp
Recent studies show significant advances in improving the mechanical properties of
magnesium and its alloys. While many papers deal with different alloy compositions, it is …

An overview on the effect of severe plastic deformation on the performance of magnesium for biomedical applications

MP Medeiros, DR Lopes, M Kawasaki, TG Langdon… - Materials, 2023 - mdpi.com
There has been a great interest in evaluating the potential of severe plastic deformation
(SPD) to improve the performance of magnesium for biological applications. However …

The contribution of grain boundary sliding to the deformation in an ultrafine-grained Mg–Al–Zn alloy

AP Carvalho, RB Figueiredo - Journal of Materials Science, 2023 - Springer
Severe plastic deformation through high-pressure torsion is used to refine the grain structure
of the Mg–Al–Zn alloy down to~ 140 nm and low temperature annealing is used to produce …